Submission #965218

#TimeUsernameProblemLanguageResultExecution timeMemory
965218Gromp15Cell Automaton (JOI23_cell)C++17
16 / 100
734 ms140872 KiB
#include <bits/stdc++.h>
#define ll long long
#define ar array
#define db double
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define rint(l, r) uniform_int_distribution<int>(l, r)(rng)
template<typename T> bool ckmin(T &a, const T &b) { return a > b ? a = b, 1 : 0; }
template<typename T> bool ckmax(T &a, const T &b) { return a < b ? a = b, 1 : 0; }
const int N = 2100;
void test_case() {
	int n, Q; cin >> n >> Q;
	queue<ar<int, 2>> q;
	vector<vector<int>> dist(2*N, vector<int>(2*N, 1e9));
	for (int i = 0; i < n; i++) {
		int x, y;
		cin >> x >> y;
		x += N, y += N;
		dist[x][y] = 0;
		q.push({x, y});
	}
	const int dx[]{0, 1, 0, -1}, dy[]{1, 0, -1, 0};
	while (q.size()) {
		auto [x, y] = q.front(); q.pop();
		for (int d = 0; d < 4; d++) {
			int nx = x + dx[d], ny = y + dy[d];
			if (nx >= 0 && ny >= 0 && nx < 2*N && ny < 2*N && ckmin(dist[nx][ny], dist[x][y] + 1)) {
				q.push({nx, ny});
			}
		}
	}
	const int T = 1000;
	vector<int> ans(T + 1);
	for (int i = 0; i < 2*N; i++) {
		for (int j = 0; j < 2*N; j++) {
			if (dist[i][j] <= T) {
				ans[dist[i][j]]++;
			}
		}
	}
	while (Q--) {
		int t; cin >> t; cout << ans[t] << '\n';
	}
}
int main() {
    cin.tie(0)->sync_with_stdio(0);
    int t = 1;
//    cin >> t;
    while (t--) test_case();
}

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